{"uid":"cap_1NgSkH1duFP59jWZDJpgB","slug":"globalrules-country-calling-code-lookup-54f6ea08","name":"GlobalRules Country Calling Code Lookup","description":"One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 138 countries, 55 fields, verified sources. Example: /api/v1/country/JP/vat","url":"https://globalrules-api.onrender.com/api/v1/country/JP/calling_code","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"country":{"type":"string"},"updated":{"type":"string"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_VDPmpa9s9o04lgk2Ukj6q","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the international telephone calling code for a specified country using its ISO 3166-1 alpha-2 country code.","exampleAgentPrompt":"What's the international calling code for Japan? I need the country dialing prefix so I can format a phone number correctly.","exampleUseCases":[{"title":"Format international phone number","prompt":"I have a phone number for a contact in Germany but I don't know the country dialing prefix — can you look up Germany's international calling code so I can format the full number correctly?"},{"title":"Travel dialing instructions","prompt":"I'm about to call someone in Brazil from the US — what's Brazil's international calling code so I know what to dial before their local number?"},{"title":"Auto-populate country dial prefix","prompt":"My app needs to pre-fill the phone country code field for users in South Korea — what's the international dialing prefix for South Korea?"}],"resultDescription":"Returns a JSON object containing the country's ISO code, its international telephone calling code (e.g. +81 for Japan), and a timestamp indicating when the data was last verified/updated.","failureModes":["Invalid or unsupported country code returns an error or empty response","Country code must be exactly 2 uppercase letters (ISO 3166-1 alpha-2); malformed codes will fail","Service hosted on Render free tier may have cold-start latency or occasional downtime","Only 106 countries are supported; obscure territories may not be available","Payment failure via x402 protocol will block the request"],"whenToPreferThis":"Use this endpoint when you need a single, verified calling code fact for a specific country without building your own country database. Ideal for agents that need to format international phone numbers, auto-populate dial prefix fields, or provide travel dialing instructions. At $0.01 per call it is cost-effective for on-demand lookups. Prefer this over a full country dataset download when you only need the calling code for one country at a time.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:48:04.007Z","isFirstParty":false}